<template>
    <div class="login-wrap">
        <div class="ms-title">后台管理系统</div>
        <div class="ms-login">
            <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px" class="demo-ruleForm">
                <el-form-item prop="username">
                    <el-input v-model="ruleForm.username" placeholder="username"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input type="password" placeholder="password" v-model="ruleForm.password"
                              @keyup.enter.native="submitForm('ruleForm')"></el-input>
                </el-form-item>
                <div class="login-btn">
                    <el-button type="primary" @click="submitForm('ruleForm')" :loading="loginLoad">登录</el-button>
                </div>
                <p style="font-size:12px;line-height:30px;color:#999;">Tips : </p>
            </el-form>
        </div>
    </div>
</template>

<script>
    import URLSearchParams from 'url-search-params';
    import bus from '../common/bus';

    export default {
        data: function () {
            return {
                loginLoad: false,
                url: process.env.API_HOST + 'manage/user/login.do',
                ruleForm: {
                    username: '',
                    password: ''
                },
                rules: {
                    username: [
                        {required: true, message: '请输入用户名', trigger: 'blur'}
                    ],
                    password: [
                        {required: true, message: '请输入密码', trigger: 'blur'}
                    ]
                }
            }
        },
        methods: {
            submitForm(formName) {
                this.$refs[formName].validate((valid) => {
                    if (valid) {
                        this.login();
                    } else {
                        console.log('error submit!!');
                        return false;
                    }
                });
            },
            login() {
                let param = new URLSearchParams();
                param.append('username', this.ruleForm.username);
                param.append('password', this.ruleForm.password);
                this.loginLoad = true;
                setTimeout(() => {
                    this.$message({
                        message: '登录成功',
                        type: 'success'
                    });
                    localStorage.setItem('ms_username', this.ruleForm.username);
                    this.$router.push('/');

                }, 1000);
            }
        }
    }
</script>

<style scoped>
    .login-wrap {
        position: relative;
        width: 100%;
        height: 100%;
    }

    .ms-title {
        position: absolute;
        top: 50%;
        width: 100%;
        margin-top: -230px;
        text-align: center;
        font-size: 30px;
        color: #fff;

    }

    .ms-login {
        position: absolute;
        left: 50%;
        top: 50%;
        width: 300px;
        height: 160px;
        margin: -150px 0 0 -190px;
        padding: 40px;
        border-radius: 5px;
        background: #fff;
    }

    .login-btn {
        text-align: center;
    }

    .login-btn button {
        width: 100%;
        height: 36px;
    }
</style>
